Category Archives: Anodizing/Plating

Anodizing Temperature Control

DIY anodizing of aluminum parts is a practical process for home shop reel makers. These earlier posts provide background: Technical Data on Anodizing. Water Cooled Cathode Cool water I anodize reel parts in a 32 ounce polypropylene jar, and the … Continue reading

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Cool Water

He’s a devil not a man, and he spreads the burning sand with water. Cool, clear water. “Cool Water” recorded by Sons of the Pioneers (and many others) Songwriter Bob Nolan Got my anodizing process restarted after the move to … Continue reading

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Nickel Electroplate

I was interested in nickel plating for two reasons. First, it might be a good finishing process for brass, bronze, or steel reel parts. Second, a rodmaker friend asked me if I knew a way to build up the diameter … Continue reading

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Counter-Electrodes for Coloring

Anodized coatings can be dyed, but I prefer the process of electrolytic coloring; it is easier to get a uniform finish. My earlier post on coloring was on 24 Aug 2012. When growing the anodize layer, the design of the … Continue reading

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Acid Concentration

My reelmaking is quite dependent on the anodizing process. Running this process consistently means controlling three conditions: 1. Current density (12 A/in^2) 2. Temperature (68 deg F) 3. Acid concentration Recently it occurred to me that my acid mixing is … Continue reading

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Electrolytic Coloring

My anodized aluminum reel parts have mostly been undyed, that is, clear anodize. I did try out some dyes (23 April 2012) and even produced a reel with black end plates (9 May 2012). Other than black, I did not … Continue reading

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Water Cooled Cathode

When anodizing, power is dissipated in the cell and heats the water/acid electrolyte. The heat has two components, electrical resistance heating of the anode’s barrier layer and heat of formation of the oxide film. For example, if the anode area … Continue reading

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Power Fibers Article on Anodizing

The July 2012 issue of Power Fibers contains an article that I wrote on anodizing. For the next 3 months, you can download the issue and read the article here. Much of the material is a re-hash of posts on … Continue reading

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Dyed End Plates

Having dyed some scrap metal parts (this blog, 23 April 2012), I moved on to some machined reel parts. On my first attempt, the result was not satisfactory. There were small but obvious flaws, like this spot on the rear … Continue reading

Posted in Anodizing/Plating, End Plate, My Reels | 3 Comments

Anodize Dye Samples

I finally got around to trying some anodize dyes. Dyeing is an extra step in between anodizing and sealing. First, I did a normal anodization to obtain a 0.001 inch thick coating. Conditions to achieve this are discussed in the … Continue reading

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